Karl Grossmann was born on 13th of December 1863 in Neuruppin, Brandenburg, Germany. He died on the 5th of July 1922 in Berlin.

The butcher of Berlin invited mostly young women into his house and killed them. He then dismembered the bodies and sold them partly in his butcher shop. While he waited for his execution after his arrest, he hanged himself in prison, without having confessed his deeds.